Apply Mold Armor 1-gal. E-Z House Wash to the exterior of your house with a garden sprayer, tank sprayer, roller or sponge (all sold separately) to clean exterior mildew, mold and algae stains. Cleans exterior mildew, mold and algae stains. Ideal for use on a wide variety of vinyl, aluminum and wood siding, brick, stucco, concrete, trim and painted decks, fences and more. Apply with a garden sprayer, tank sprayer, roller or sponge (all sold separately). Safe for landscaping applications if used as directed. For typical stains and dirt, dilute by combining 3 parts water with 1 part cleaner. Use at full strength for heavy stains and soils, such as those typically found on North-facing surfaces. No scrubbing required. Covers up to 2,000 sq. ft. Our products help businesses grow, professionals get the job done, and homeowners refurbish. And we’ve been doing it for over 60 years. For six decades, W.M. Barr and Company has grown by responding to the needs of our professionals and homeowners. By combining technology and biology, we’ll continue bringing value to everything we touch for years to come.